Session Initiation Protocol (SIP) is a network that makes it possible to connect Voice over Internet Protocol (VoIP) phone calls to the Public Switched Telephone Network (PSTN). It can be run over your data network, allowing you to replace multiple traditional phone lines.
Before SIP Trunk
Separate networks result in inefficient use of bandwidth and higher costs
Limited flexibility to scale to seasonal demand
Separate networks for voice and data
Wasted time managing multiple vendors
No flexibility to update service seasonally
After SIP Trunk
Pay only for what you need when you need it
Flexibility to increase service during peak seasons
All traffic on same network reduces complexity
One reliable network provider for voice and data
Dynamically allocate bandwidth to meet business demand
Discover why CenturyLink was recognized for growth excellence in VoIP access and SIP Trunking by Frost & Sullivan.